Patents
Patents for F04B 53 - Component parts, details or accessories not provided for in, or of interest apart from, groups or (19,443)
08/1980
08/26/1980CA1084288A1 Liquid dosing apparatus
08/21/1980WO1980001706A1 Fluid pump drive system
08/20/1980EP0014659A1 Flexible device for sucking up large quantities of fluids, especially for pumping seawater from the depth
08/12/1980CA1083421A1 High pressure multi-cylinder pump
07/1980
07/15/1980US4212316 Control valve
07/08/1980US4211092 Space heating installation
07/01/1980CA1080580A1 Air eliminator for pumps
06/1980
06/24/1980US4209285 Unitary pump packing
06/24/1980CA1080036A1 Adjustable liquid dispensing pump
06/11/1980EP0011903A1 Hydraulic pump
06/10/1980US4207036 Subsurface pumping installation for handling viscous or sand-laden fluids
06/10/1980CA1079237A1 Mechanically operated dispensing device with means for increasing discharge pressure and dispensing time
06/03/1980US4205946 Slurry pump system - method for preventing slurry from entering water pumping fluids
06/03/1980US4205926 Sucker rod and coupling therefor
05/1980
05/27/1980US4204801 Sewage pump assembly
05/27/1980CA1078254A1 Rotary pump for hot pitch, asphalt and like viscous solidifiable material
05/20/1980CA1077731A1 Drive rod coupling for positive displacement pump
05/14/1980EP0010561A1 Water pistol
05/13/1980US4202251 Generator for flow rate of pressurized fluid
04/1980
04/29/1980CA1076416A1 Pump and drive assemblies
04/22/1980US4199303 Feeder for apparatus for ejecting a mixture of a plurality of liquids
04/22/1980US4199083 Trigger actuated pump
04/22/1980US4199002 Concrete pumping apparatus
04/22/1980CA1075987A1 Fuel injection system
04/16/1980EP0009908A1 Apparatus and method for pumping lubricant wicking material
04/15/1980US4197787 Pump piston with flexible member
04/08/1980CA1075079A1 Pump for fluent, and especially heavy and abrasive materials
03/1980
03/11/1980US4192361 Apparatus for filling capsules and the like
03/05/1980EP0008519A1 Piston pump
02/1980
02/26/1980US4190538 Pump seal flush
02/26/1980US4190022 Fuel injection system with correction for incidental system variables
02/12/1980US4188174 Wear resistant valve
02/12/1980US4187765 Apparatus for pumping fluid from a well
02/05/1980US4187173 Reverse osmosis method and apparatus
02/05/1980US4187059 Valve guide for poppet valve
02/05/1980US4186929 Hydraulic pump with an improved sealing arrangement
01/1980
01/29/1980US4185946 Resilient intake and exhaust valve
01/29/1980US4185776 Manually operative atomizer
01/29/1980CA1070585A1 Twin check valve pump system having fail-safe characteristic
01/23/1980EP0006863A1 Device for homogenizing liquid and viscous substances
01/22/1980US4184818 Valve for piston compressors and pumps
01/22/1980US4184817 High pressure multi-cylinder pump
01/22/1980US4184814 Valve guide for poppet valve
01/22/1980US4184411 Seal ring for cylinder head of piston pumps
01/22/1980CA1070168A1 Apparatus for pumping fluid from a well
01/15/1980CA1069762A1 Thrust rings for swash plate pumps and motors
01/08/1980US4182537 Anti-friction sucker rod guide assembly
01/08/1980US4182365 Control valve for use with variable displacement piston pump
01/01/1980US4181477 Pump valve
01/01/1980US4181475 Oil housing
01/01/1980US4181471 Nuclear reactor coolant pump having a tooling boom
12/1979
12/25/1979US4179952 Lubrication means for a torque proportioning differential
12/11/1979US4178133 Double-acting flexible tube pump
12/11/1979CA1067791A1 Fluid handling assembly
12/04/1979US4176764 Mechanically operated mixing dispenser having a plurality of expansible chambers and a plurality of accumulating chambers
12/04/1979US4176714 Shock absorber for oil well pumping unit
12/04/1979US4176640 Fuel injection pumping apparatus
12/04/1979CA1067343A1 Multi-plunger reciprocating pump
11/1979
11/20/1979US4174929 High pressure pump
11/20/1979US4174791 Liquid-gas pumping apparatus
11/20/1979US4174788 Batching plant for lime concrete
11/13/1979US4174194 Reciprocating pump
11/06/1979US4173437 Dual-piston reciprocating pump assembly
11/06/1979US4173436 Pivotable pipe slide for use in a two cylinder concrete pump
11/06/1979US4173435 Plunger pump
10/1979
10/16/1979CA1064433A1 Piston for metering devices and a method for producing it
10/09/1979US4170440 Feeder for apparatus for ejecting urethane foam formed by the mixture of resin and isocyanate with flushing liquid
10/09/1979CA1063871A1 Fluid operated hydraulic pump including an improved hydraulic fluid pressure release assembly
10/02/1979US4169695 Electromagnetic pump with pressure-regulating mechanism
10/02/1979US4169605 Shaft sealing means for high pressure fluid
10/02/1979CA1063565A1 Feeder for apparatus for ejecting a mixture of a plurality of liquids
10/02/1979CA1063428A1 Pump
09/1979
09/18/1979US4167941 Mechanically operated dispensing device for increasing discharge pressure and dispensing time
09/11/1979US4167374 Pump and valve arrangement
09/04/1979US4166715 Oil well pumping tube drain device
09/04/1979CA1061641A1 Diaphragm pump improvement
08/1979
08/28/1979US4165759 Delivering measured quantities of liquid into a fluid
08/28/1979CA1061389A1 Supporting device
08/21/1979US4165205 Multi-stage pump
08/21/1979US4165084 Reciprocating pump packing
08/21/1979CA1060856A1 Plastic material pumping and dispensing
08/14/1979US4164240 Device for low-loss variation of flow from a positive displacement pump by periodic interruption of the flow
08/14/1979CA1060310A1 Hydraulic vibration exciter and method of cooling thereof
08/14/1979CA1060266A1 Multi-flow, multi-path heat exchanger for pump-mechanical seal assembly
08/07/1979CA1059831A1 Metered spray dampening system
07/1979
07/31/1979CA1059434A1 Well tubing drain
07/24/1979CA1059082A1 Trigger actuated pump
07/10/1979US4160628 Positive displacement machine
07/10/1979US4160626 Drive rod coupling for positive displacement pump
07/10/1979US4160623 Deep well pump
07/10/1979US4160436 Rotary valves
06/1979
06/26/1979CA1057121A1 Pump assembly
06/12/1979CA1056208A1 Double-action proportioning pump
06/05/1979US4157057 Single acting piston
05/1979
05/29/1979US4156584 Liquid cryogen pump
05/29/1979CA1055310A1 Pumps
05/22/1979US4155489 Leakproof pump for hand-held dispensers
05/22/1979CA1054984A1 Dispensing device
05/22/1979CA1054855A1 Valve guide for poppet valve
05/22/1979CA1054853A1 Bellows pump and pumping plant for oil-filled electric cables